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8th Class Science Coal and Petroleum Question Bank Coal and Petroleum

  • question_answer
    In LPG cylinder, how is the gas liquified?

    A)                  By increasing volume                

    B)                        By applying high pressure                

    C)                        By increasing temperature                

    D)                  By reducing pressure

    Correct Answer: B

    Solution :

    Generally, gases are liquified by applying high pressure (or) low temperature. In LPG cylinders especially, the gas is liquified by applying high pressure and it is stored in cylinders.                


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